Re: Dell Inspiron 5558/0VNM2T hangs at resume from suspend when USB 3 is enabled

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On Thu, Mar 16, 2017 at 12:51 PM, Diego Viola <diego.viola@xxxxxxxxx> wrote:
> On Thu, Mar 16, 2017 at 12:45 PM, Diego Viola <diego.viola@xxxxxxxxx> wrote:
>> On Thu, Mar 16, 2017 at 12:07 PM, Alan Stern <stern@xxxxxxxxxxxxxxxxxxx> wrote:
>>> On Thu, 16 Mar 2017, Ulf Hansson wrote:
>>>
>>>> +Alan
>>>>
>>>> On 15 March 2017 at 15:00, Diego Viola <diego.viola@xxxxxxxxx> wrote:
>>>> > On Tue, Mar 14, 2017 at 4:15 PM, Diego Viola <diego.viola@xxxxxxxxx> wrote:
>>>> >> On Tue, Mar 14, 2017 at 2:20 PM, Diego Viola <diego.viola@xxxxxxxxx> wrote:
>>>> >>> On Thu, Mar 9, 2017 at 2:15 PM, Diego Viola <diego.viola@xxxxxxxxx> wrote:
>>>> >>>> On Thu, Mar 9, 2017 at 11:11 AM, Diego Viola <diego.viola@xxxxxxxxx> wrote:
>>>> >>>>> On Wed, Mar 8, 2017 at 5:40 PM, Diego Viola <diego.viola@xxxxxxxxx> wrote:
>>>> >>>>>> Hi Greg,
>>>> >>>>>>
>>>> >>>>>> On Wed, Mar 8, 2017 at 5:15 PM, Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx> wrote:
>>>> >>>>>>> On Wed, Mar 08, 2017 at 03:49:19PM -0300, Diego Viola wrote:
>>>> >>>>>>>> It hangs on resume from suspend if I have USB 3.0 enabled on the BIOS,
>>>> >>>>>>>> it works fine with ehci_hcd or USB 2.0.
>>>> >>>>>>>>
>>>> >>>>>>>> The way I reproduce the problem is with this command:
>>>> >>>>>>>>
>>>> >>>>>>>> $ i3lock && systemctl suspend
>>>> >>>>>>>>
>>>> >>>>>>>> This is what I see on the screen when it hangs:
>>>> >>>>>>>>
>>>> >>>>>>>> https://dl.dropboxusercontent.com/u/6005119/dell/IMG_20170308_095000.jpg
>>>> >>>>>>>> https://dl.dropboxusercontent.com/u/6005119/dell/IMG_20170307_133928.jpg
>>>> >>>>>>>>
>>>> >>>>>>>> Some logs:
>>>> >>>>>>>>
>>>> >>>>>>>> https://dl.dropboxusercontent.com/u/6005119/dell/dmesg1.txt
>>>> >>>>>>>> https://dl.dropboxusercontent.com/u/6005119/dell/dmesg2.txt
>>>> >>>>>>>>
>>>> >>>>>>>> I'm on Arch Linux x86_64, kernel 4.9.11-1-ARCH.
>>>> >>>>>>>>
>>>> >>>>>>>> I also tried Linux 4.10.1 and I could reproduce this problem there as well.
>>>> >>>>>>>>
>>>> >>>>>>>> Please let me know if I could provide more info.
>>>> >>>>>>>
>>>> >>>>>>> Has any previous kernel ever worked properly before?  If so, any chance
>>>> >>>>>>> you can use 'git bisect' to find the offending commit?
>>>> >>>>>>
>>>> >>>>>> I'm not sure, this is my work machine and I've only started using it
>>>> >>>>>> recently (since about a month ago or so).
>>>> >>>>>>
>>>> >>>>>> I will try older kernels and see if I get any different results, I
>>>> >>>>>> will report back in any case.
>>>> >>>>>>
>>>> >>>>>>>
>>>> >>>>>>> And are you sure you have updated your bios to the latest version?
>>>> >>>>>>
>>>> >>>>>> Yes.
>>>> >>>>>>
>>>> >>>>>>>
>>>> >>>>>>> thanks,
>>>> >>>>>>>
>>>> >>>>>>> greg k-h
>>>> >>>>>>
>>>> >>>>>> Thanks,
>>>> >>>>>> Diego
>>>> >>>>>
>>>> >>>>> I found another workaround, I can suspend/resume fine with `i3lock &&
>>>> >>>>> systemctl suspend` if I disconnect/unplug all my USB devices
>>>> >>>>> (keyboard, mouse, etc). This with the default settings in the BIOS
>>>> >>>>> (both USB 2.0 and 3.0 enabled).
>>>> >>>>>
>>>> >>>>> I'm also seeing some messages like this in dmesg:
>>>> >>>>>
>>>> >>>>> [   16.172190] usb 2-6: device descriptor read/64, error -110
>>>> >>>>>
>>>> >>>>> Would this indicate a hardware/firmware/power issue?
>>>> >>>>>
>>>> >>>>> Thanks,
>>>> >>>>> Diego
>>>> >>>>
>>>> >>>> OK, I've built Linux 4.4.52 (I did a localmodconfig) and rebooted into
>>>> >>>> it, I did a suspend/resume and it hanged the first time I tried to
>>>> >>>> resume, which isn't much different than using the latest kernel.
>>>> >>>>
>>>> >>>> My dmesg is still being spammed with these messages:
>>>> >>>>
>>>> >>>> [  260.043673] usb 2-1: Device not responding to setup address.
>>>> >>>> [  260.246918] usb 2-1: device not accepting address 15, error -71
>>>> >>>> [  260.633662] usb 2-1: new high-speed USB device number 17 using xhci_hcd
>>>> >>>> [  261.341340] usb 2-1: USB disconnect, device number 17
>>>> >>>>
>>>> >>>> I guess it's safe to assume at this point that this is a hardware problem?
>>>> >>>>
>>>> >>>> Thanks,
>>>> >>>> Diego
>>>> >>>
>>>> >>> Hello,
>>>> >>>
>>>> >>> I've found something interesting and what it seems to be the cause of
>>>> >>> my problem.
>>>> >>>
>>>> >>> As soon as I boot my system I can see this process being in the D-state:
>>>> >>>
>>>> >>> [root@myhost ~]# ps aux | grep " D"
>>>> >>> root       269  0.0  0.0      0     0 ?        D    14:11   0:00 [rtsx_usb_ms_2]
>>>> >>> root      1424  0.0  0.0  10788  2172 pts/2    S+   14:19   0:00 grep  D
>>>> >>> [root@myhost ~]#
>>>> >>>
>>>> >>> I'm not exactly sure why that is, but if I do a 'rmmod rtsx_usb_ms'
>>>> >>> the problem is gone. I already tried suspending/resuming ~40 times
>>>> >>> after I disabled the module and the suspend/resume problem is gone.
>>>>
>>>> That's a good observation!
>>>>
>>>> It suspect the drivers/memstick/host/rtsx_usb_ms.c isn't behaving
>>>> properly from PM point of view. Perhaps it tries to access its device
>>>> while it from a runtime PM point view still is in a runtime suspended
>>>> state. Exactly why I don't know yet.
>>>>
>>>> Moreover we have had issues with this driver before and its
>>>> corresponding SD card driver in drivers/mmc/host/rtsx_usb_sdmmc.c. On
>>>> top of that, both their corresponding devices shares the same usb mfd
>>>> device as parent, which is managed by drivers/mfd/rtsx_usb.c.
>>>>
>>>> Unfortunate my knowledge about USB is still in the learning phase,
>>>> however I know well about runtime PM ans system suspend, so perhaps I
>>>> still might be able to help.
>>>>
>>>> Anyway, I have looped in Alan, let's see if he has some input to this.
>>>
>>> Is the rtsx_usb_ms device attached to an xHCI controller?
>>
>> I think so, I'm not sure.
>>
>> lsusb -t reveals rtsx_usb is under xhci_hcd as seen here:
>>
>> https://bugzilla.kernel.org/attachment.cgi?id=255301
>>
>> Also, I tried disabling USB 3.0 from the BIOS and I'm still able to
>> see rtsx_usb_ms is being loaded after that and the [rtsx_usb_ms_2]
>> also shows up as a D-state process still, but no hanging occurs when
>> USB 3.0 (xhci_hcd) is disabled.
>>
>>>
>>> How is the hang during resume related to the actions of the xhci-hcd
>>> driver?  (You'll probably need to enable dynamic debugging for xhci-hcd
>>> and use a network console to get the answer.)
>>
>> OK, I'll do this and get back with a trace.
>>
>>>
>>> If this problem really is related to xhci-hcd, have you tried bringing
>>> it to the attention of the xhci-hcd maintainer?
>>
>> No, not yet. I'm also not sure who the current maintainer for xhci_hcd is?
>>
>> modinfo says the author is Sarah Sharp but does she still maintains it?
>>
>>>
>>> Are you using the most up-to-date version of the kernel?  xhci-hcd is
>>> still getting fixes at a very high rate.
>>
>> Yes, I'm currently on 4.10.2-ARCH.
>>
>> I will keep an eye on xhci_hcd changes on the latest git and give them
>> a try also.
>>
>>>
>>> Alan Stern
>>>
>>>> >>>
>>>> >>> Diego
>>>> >>
>>>> >> Adding Roger Tseng to the CC also.
>>>> >>
>>>> >> Diego
>>>> >
>>>> > According to this document:
>>>> >
>>>> > http://downloads.dell.com/manuals/all-products/esuprt_laptop/esuprt_inspiron_laptop/inspiron-15-5558-laptop_reference%20guide_en-us.pdf
>>>> >
>>>> > My computer only has a SD card slot and no MEMSTICK slot.
>>>> >
>>>> > lsusb says this though:
>>>> >
>>>> > Bus 001 Device 005: ID 0bda:0129 Realtek Semiconductor Corp. RTS5129
>>>> > Card Reader Controller
>>>> >
>>>> > Maybe the driver gets locked up looking for the MEMSTICK slot?
>>>>
>>>> Yes correct!
>>>>
>>>> >
>>>> > Diego
>>>>
>>>> Kind regards
>>>> Uffe
>>>>
>>>
>>
>> Thanks,
>> Diego
>
> lsusb -t with USB 3.0 disabled on BIOS:
>
> https://bugzilla.kernel.org/attachment.cgi?id=255303
>
> Diego

Hrm, that's rtsx_usb and not rtsx_usb_ms.

I'm getting confused here.

Diego
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